head to head
Neither is harder. They score identically on all four axes, so the difference between them is in kind, not degree.

Execution · Pure Mechanics
A punishing retro platformer where precise jump timing is everything.

Execution · Pure Mechanics
A minimalist vector rhythm game that generates obstacle courses from any music CD.
Hudson's Adventure Island leans Execution (Pure Mechanics); Vib-Ribbon leans Execution (Pure Mechanics).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Hudson's Adventure Island
tight platform jumps, brutal timing windows
Vib-Ribbon
Precise button timing to obstacle patterns is everything
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Hudson's Adventure Island
fixed enemy patterns, no adaptation
Vib-Ribbon
No opponent, just the track
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Hudson's Adventure Island
fruit/egg drops randomized
Vib-Ribbon
Tracks generated from your own music CDs
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Hudson's Adventure Island
level route and skateboard memorization
Vib-Ribbon
Pattern-to-button mapping is learned, then perfected
A matching score does not mean a matching test. Two games can both sit at 10 on execution and demand completely different things of you - which is why the reasoning above matters more than the number beside it.